Stadium: Estadio Round: 29 Ground: Hardcourt outdoor
| Challenger Monterrey | 2018/10/06 02:05 | Sebastian Ofner v David Ferrer | 3-6,4-6 |
| Challenger Monterrey | 2018/10/05 01:40 | Roberto Cid Subervi v David Ferrer | 2-6,7-6,2-6 |
| Challenger Monterrey | 2018/10/03 00:00 | Thanasi Kokkinakis v David Ferrer | 1-6,3-6 |
| ATP Cincinnati | 2018/08/13 20:10 | David Ferrer v Benoit Paire | 2-6,2-6 |
| ATP Toronto | 2018/08/06 17:40 | Bradley Klahn v David Ferrer | 7-6,6-4 |
| ATP Hamburg | 2018/07/23 13:20 | David Ferrer v Rudolf Molleker | 5-7,7-5,3-6 |
| ATP Bastad | 2018/07/19 13:20 | Casper Ruud v David Ferrer | 7-5,6-2 |
| ATP Bastad | 2018/07/17 14:45 | Zdenek Kolar v David Ferrer | 2-6,5-7 |
| Challenger Monterrey | 2018/10/06 19:00 | Ivo Karlovic v Santiago Giraldo | 6-7,6-4,7-6 |
| Challenger Monterrey | 2018/10/05 22:40 | Ivo Karlovic v Bjorn Fratangelo | 6-4,6-3 |
| Challenger Monterrey | 2018/10/04 00:35 | Ivo Karlovic v Lucas Gomez | 3-6,6-3,7-6 |
| Challenger Monterrey | 2018/10/02 00:15 | Ivo Karlovic v Thiemo De Bakker | 7-6,7-5 |
| US Open | 2018/08/23 21:30 | Collin Altamirano v Ivo Karlovic | 7-5,6-4 |
| US Open | 2018/08/22 21:35 | Illya Marchenko v Ivo Karlovic | 3-6,6-7 |
| ATP Cincinnati Qual | 2018/08/12 18:40 | Hubert Hurkacz v Ivo Karlovic | 7-6,7-6 |
| ATP Cincinnati Qual | 2018/08/11 23:00 | Ivo Karlovic v Taro Daniel | 7-6,6-3 |